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Update - Non-credible contingency event - QLD region - 27/07/2024
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Heywood - South East No 2 275 kV Line - SA region - 26/07/2024
Inter-regional transfer limit variation -Heywood - South East No 2 275 kV Line SA region - 26/07/2024
A planned outage of Heywood - South East No 2 275 kV Line in the SA region was scheduled from 0830 hrs 26/07/2024 to 1730 hrs 28/07/2024.
The outage has been extended until 1200 hrs 29/07/2024
Constraint set(s) invoked:
I-HYSE
I-VS_050
I-VS+LKB_050
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 26/07/2024
Cancellation - AEMO Intervention Event - SA region 26/07/2024
Refer to Market Notice 117472
The AEMO Intervention Event and all associated directions are cancelled from 1500 hrs on 27/07/2024.
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 117485
Direction is cancelled from: 1500 hrs 27/07/2024
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer to Market Notice 117471
Direction is cancelled from: 1400 hrs 27/07/2024
Manager NEM Real Time Operations
Correction - Non-credible contingency event - QLD region - 27/07/2024
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 27/07/2024
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Market Notice 117470
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 1500 hrs 27/07/2024.
The direction update is issued at 0730 hrs 27/07/2024.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 25/07/2024
Cancellation - AEMO Intervention Event - SA region 25/07/2024
Refer to Market Notice 117447
The AEMO Intervention Event and all associated directions are cancelled from 1700 hrs on 26/07/2024.
Manager NEM Real Time Operations